flexible durable reusable, durable high transparency, easy to use and clean.EASY TO RELEASE: These casting molds are with smooth and shiny interiors, it can be easily popped out of the silicone molds once the finished works are fully cured.Great for making specimen, coasters, paperweights, soap dishes, wall decoration, bowl mat, home decoration, etc.ENJOY DIY CREATIVE TIME: Share more time with families, make unique notebooks and bookmarks and other resin jewelry projects with lovers friends or kids.Art is making our spare life more creative, Its such a versatile option that more and more people are joining in this group to create all different kinds of resin projects.Art comes from life and goes beyond it and can also guide it. Warm Tips for Resin Crafts DIY How to clean: Please clean the casting molds with clean water or when necessary, and then use a soft cloth to wipe clean. How to store: Please store the resin jewelry molds from direct sunlight and dust. How to demold: You can use a mold release spray and let it dry in the mold. If you don't have, you may use a baby wipe or a drop of soap mix with a bit of water as a release agent, work it down to the mold, then push the project from the bottom.colour:transparent whiteMaterial:Silica gelsize:Large square: 10.9*10.9cmSmall square: 8.8*8.8cmThe rectangular dimensions are: 8.8*6.8cm, 8.8*4.8cm, 8.8*2.8cm, 10.9*6.8cm, 10.9*4.8cm, 10.9*2.8cmSphere: 6.4cmPackage Contents:1* set Handmade jewelry silicone mold(9 pcs)Note: Please make sure your resin piece is fully cured when you decide to demold. If you are a beginner, please read the attached instruction manual before starting.Only the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.